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Clutch Head Security Screws, also known as Clutchless Screws or One Way Screws in A2 stainless Steel.

Clutch head security screws, also known as One Way Round screw. Hardened steel screw, Can be used with wood, plastic and as a self tapping screw. Virtually impossible to remove these screws come with a recommendation from the police as the screw recommended to make car number plates much more difficult to remove.